Add friendship using ajax.
Add a welcome page with the last visits of my friends.
Add a map on 'My recommendations' view. Display picture of the visit if no place picture on the recommendation index.
Merge pull request #12 from vtoulemonde/modification

Friendship ajax, Welcome Page with last visits of friends, Add map on My Recommendation
Merge branch 'master' of https://github.com/vtoulemonde/visit_places_app